The two-day synchronised bird survey in wetlands and bird sanctuaries in Villupuram district recorded over 150 species and 26,668 individual birds. The census was undertaken in two bird sanctuaries — Oussudu and Kazhuveli — and wetlands in Villupuram district, Pichavaram mangroves, and wetlands in Cuddalore and Kallakurichi districts on January 28 and 29. More than 30 teams of volunteers, bird …
